... Nomex/PPS/GLASS FIBER PP/PET/ACRYLIC/PA ECT. Glass fiber needle punched felt The glass fiber needle punched felt is one ... elongation shrinkage ratio, high intension, also ultimate fiber of felt layer fiber, three-dimensional micro porestructure, high porosity, small ... resistant. Glass fiber needle punched felt are widely used in the field of chemical, steel iron, melting, carbon black, electricity, ...